H04N 2005/91321
The copy protection signal being a copy protection control signal
Official title: {the copy protection signal being a copy protection control signal, e.g. a record inhibit signal}
H04N2005/91321 (The copy protection signal being a copy protection control signal) appears on 365 US grants and 254 published applications in this corpus.
Search patents in H04N- Granted patents
- 365
- Published applications
- 254
- Assignees
- 59
- Inventors
- 310
- Latest grant
- 7 Jan 2020
Filings by year
| Year | Granted patents | Published applications |
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| 1981 | 1 | 0 |
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| 2001 | 22 | 21 |
| 2002 | 42 | 34 |
| 2003 | 33 | 32 |
| 2004 | 21 | 13 |
| 2005 | 12 | 19 |
| 2006 | 22 | 29 |
| 2007 | 23 | 36 |
| 2008 | 16 | 20 |
| 2009 | 11 | 11 |
| 2010 | 24 | 19 |
| 2011 | 34 | 10 |
| 2012 | 16 | 2 |
| 2013 | 6 | 4 |
| 2014 | 4 | 1 |
| 2015 | 2 | 2 |
| 2016 | 2 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method for fine-grained control of privacy from image and video recording devices7 Jan 2020US 10,531,038 B2International Business Machines Corporation
- System and method for fine-grained control of privacy from image and video recording devices14 Feb 2017US 9,571,785 B2International Business Machines Corporation
- Digital watermarking and fingerprinting applications for copy protection24 May 2016US 9,349,411 B2Digimarc Corporation
- Data transmission apparatus, data reception apparatus, and data transmission and reception system26 Apr 2016US 9,325,933 B2Panasonic Intellectual Property Management Co., Ltd.
- Preventing playback of streaming video if ads are removed13 Oct 2015US 9,160,540 B2Adobe Systems Incorporated
- System and method for fine-grained control of privacy from image and video recording devices16 Feb 2017US 2017/0048480 A1International Business Machines Corporation
- System and method for fine-grained control of privacy from image and video recording devices15 Oct 2015US 2015/0296170 A1International Business Machines Corporation
- Preventing playback of streaming video if ads are removed29 Jan 2015US 2015/0033023 A1Adobe Systems Incorporated
- Method for copy protection25 Sep 2014US 2014/0286623 A1SONY DADC Austria AG
- Information storage medium, information recording method, information playback method, information recording apparatus, and information playback apparatus28 Nov 2013US 2013/0315563 A1Kabushiki Kaisha Toshiba
Most cited
By later US patents
- Methods for surveying dissemination of proprietary empirical data1,132US 5,862,260 ADigimarc Corporation · 1999
- Computer system linked by using information in data objects1,131US 6,122,403 ADigimarc Corporation · 2000
- Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels1,021US 5,943,422 AIntertrust Technologies Corporation · 1999
- Network linking method using steganographically embedded data objects665US 5,841,978 ADigimarc Corporation · 1998
- Graphics processing system employing embedded code signals621US 5,768,426 ADigimarc Corporation · 1998